Warranty:Office Star chairs are warranted from the date of purchase against failure due to material and workmanship as follows: 5 Years on all non-moving metal parts. 2 Years on component parts including Control mechanisms, pneumatic cylinders, wood, plastic parts, base and casters. 1 Year on upholstery fabric and foam against wear and deterioration. Office Starcannot warrant leather against routine scratching and scuffing, as all leather is subject to minor blemishes in normal use. All warranties are limited to the original purchaser for normal Residential usage by persons weighing 200 lbs. or less. This warranty will not cover labor, freight or damage from misuse, abuse, negligence, alteration, accident, vandalism, rusting, acts of nature or any other event beyond the control of Office Star Products. The warranty does not cover cosmetic damage that may result from normal use. Liability for incidental or consequential damages is excluded.